SWF movie to Creative Zen files Converting software for Sierra, Yosemite, What is .SWF extension, Adobe swf video format, The SWF movie file format SWF (stands for Shockwave Flash and not for Small Web Format as often wrongly assumed, pronounced swiff) a partially open repository for multimedia and especially for vector graphics, originated with FutureWave Software and has come under the control of Adobe…. Read More about How to Convert SWF Files to Creative Zen Sierra >>